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Finding the Fourth Proportional to 536,010.20, 803,324.10 and 325,424.60

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Solution

The fourth proportional to 536,010.20, 803,324.10 and 325,424.60 is: 487,717.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,010.20 : 803,324.10 = 325,424.60 : x
  2. Step 2: Convert to fraction form
    536,010.20/803,324.10 = 325,424.60/x
  3. Step 3: Cross multiply
    536,010.20x = 803,324.10 × 325,424.60
  4. Step 4: Simplify right side
    536,010.20x = 261,421,423,912.86
  5. Step 5: Solve for x
    x = 261,421,423,912.86/536,010.20
  6. Step 6: Final answer
    x = 487,717.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.